This video examines the forces creating weather. The way in which atmospheric conditions and patterns cause changes in the weather is explained. Instruction on how to use a weather map and how we can predict tomorrow's weather is...

The Council of Ephesus meant to heal a rift between Nestorius of Constantinople and Cyril of Alexandria, but instead it set off a chain of ecumenical councils that disagreed with each other, excommunicated rivals, and ultimately led to...

Enclosed within the 3.5 metre walls of this brand new glass tube-like structure is the UK s newest extreme sport. Using state-of-the-art technology this three million dollar thrill ride enables anyone to experience the adrenalin of sky...

Howcast - Learn how to animate a bird flying from Joe Vena of the Children's Museum of the Arts in this stop motion tutorial from Howcast.

What’s a human? And how did we become humans, anyway? In this episode of Crash Course Biology, we’ll meet some of our closest relatives and trace how we evolved into the brainy, inventive, complex species we are today.

The world is full of microbes and viruses that can get us sick, but we’ve got an Avengers-style defense system ready to take them on. In this episode of Crash Course Biology, we’ll learn about an animal’s immune system, from their skin...

If we hope to one day leave Earth and explore the universe, our bodies are going to have to get a lot better at surviving the harsh conditions of space. Using synthetic biology, Lisa Nip hopes to harness special powers from microbes on...

The human brain is complex and awe-inspiring, so of course we have been trying to figure out how to control it. From electricity to light, here are some of the ways we have attempted to command our wrinkly thinkers.

Because biological limbs are connected to our skeletons, we don't notice that they weigh a lot! As technology develops, scientists have designed lighter, more functional prostheses and the latest can even use the skeleton like a...

When astronauts go into space, they're not always going alone.

Are we really attracted to other people through pheromones? How do they work? Turns out it's much more complicated than you might think. Join Hank Green for a fascinating look into the world of human pheromones in this new episode of...

We’ve told you before that there really isn’t any evidence that animals consume mind-altering substances because they feel good to them. This makes it appear that the fondness for psychoactive drugs is, pretty...human. What is it about...

If being alive on Earth were a contest, humans would win it hands down. We're like the Michael Phelps of being alive, but with 250,000 times more gold medals. Today Hank is here to tell us the specifics of why and how human population...

This is the updated Amoeba Sisters human organ systems video, which provides a brief function introduction to each of the 11 human organ systems. Table of Contents: Intro 00:00 Levels of Organization 0:49 Circulatory 1:39 Digestive 2:40...

In which John Green teaches you WHY World War I started. Or tries to anyway. With this kind of thing, it's kind of hard to assign blame to any one of the nations involved. Did the fault lie with Austria-Hungary? Germany? Russia? Julius...

The video is a lecture presentation about human gametes. The presenter provides a brief overview of the reproductive system and explains how sexual reproduction leads to the fusion of male and female gametes. The lecture then focuses on...

REAL WORLD SCIENCE: Biological Vectors and Infectious Diseases
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Using incredible videography, photos, animation and graphics, this information-packed video introduces students to biological vectors. Viewers will...

Andrew Morris has been a leading figure in the media and events industry for over twenty years. He launched the innovative Business Design Centre in Islington in 1986 which became the most stylish and successful boutique venue in the...

Kemosabe the prehensile tailed porcupine runs around, licks an apple and gourds, and we update you on his health.

Discover the Viking pantheon of gods and goddesses, led by Odin, the wise ruler, and his warrior son Thor. Learn about the roles of deities like Frigg, the protector of life, and Loki, the unpredictable trickster. Explore Viking...

Subjunctive tenses.

In this video, the teacher explains how to represent real-life situations by writing mathematical expressions. They use examples of earning money over multiple weekends and calculating the cost of ice cream based on the number of scoops

This video provides an introduction to biology, covering the characteristics of living organisms such as composition, metabolism, growth, reproduction, and evolution. The video also discusses the unifying principles of life and how to...

Like all living organisms, humans need resources to live. We need food, clean water and a shelter to live in. A few thousand years ago, this is all we would have wanted - a full stomach and a warm, dry home. But, as the human race has...